39     card_id = None
44                 card_id = int(match.group(1))
45     if card_id is None:
48         return card_id + 1
51 def _get_soundcard_controls(card_id):  argument
68     cmd = AMIXER_PATH + ' -c %d controls' % card_id
84 def _get_soundcard_scontrols(card_id):  argument
101     cmd = AMIXER_PATH + ' -c %d scontrols' % card_id
124     for card_id in xrange(get_num_soundcards()):
127             if any(pat.search(c) for c in func(card_id)):
128                 return card_id
138     card_id = get_first_soundcard_with_control(cname='Headphone Jack',
140     if card_id is None:
142     return 'plughw:%d' % card_id
151     card_id = get_first_soundcard_with_control(cname='Mic Jack', scname='Mic')
152     if card_id is None:
164         if 'card %d:' % card_id in line:
169     return 'plughw:%d,%d' % (card_id, dev_id)
262 def mixer_cmd(card_id, cmd):  argument
275     cmd = AMIXER_PATH + ' -c %d ' % card_id + cmd